ignominiously adverb in a dishonorable manner or to a dishonorable degree
immateriality noun complete irrelevance requiring no further consideration
immunotherapy noun therapy designed to produce immunity to a disease or to enhance resist…
impalpability noun the quality of being intangible and not perceptible by touch
imparipinnate adjective (a leaf shape) pinnate with a single leaflet at the apex
impassiveness noun apathy demonstrated by an absence of emotional reactions
impeccability noun the quality of being without an error or fault
imperceptible adjective impossible or difficult to perceive by the mind or senses
imperceptibly adverb in an imperceptible manner or to an imperceptible degree
impersonation noun a representation of a person that is exaggerated for comic effect
implicational adjective relating to or concerned with logical implication
impracticable adjective not capable of being carried out or put into practice
impressionism noun a school of late 19th century French painters who pictured appearances…
impressionist adjective relating to or characteristic of Impressionism
improvisation noun a creation spoken or written or composed extemporaneously (without pri…
impulsiveness noun the trait of acting suddenly on impulse without reflection
inappreciable adjective too small to make a significant difference
inappropriate adjective not suitable for a particular occasion etc
inaudibleness noun the quality of not being perceptible by the ear
incandescence noun the phenomenon of light emission by a body as its temperature is raised
incapacitated adjective lacking in or deprived of strength or power
incessantness noun the quality of something that continues without end or interruption
incommunicado adjective without the means or right to communicate
inconsiderate adjective lacking regard for the rights or feelings of others
inconsistency noun the relation between propositions that cannot both be true at the same…
incorporative adjective growing by taking over and incorporating adjacent territories
incrimination noun an accusation that you are responsible for some lapse or misdeed
indefatigable adjective showing sustained enthusiastic action with unflagging vitality
indiscernible adjective difficult or impossible to perceive or discern
individuation noun discriminating the individual from the generic group or species
industrialise verb organize (the production of something) into an industry
industrialism noun an economic system built on large industries rather than on agricultur…
industrialist noun someone who manages or has significant financial interest in an indust…
industrialize verb organize (the production of something) into an industry
inefficacious adjective lacking the power to produce a desired effect
inexhaustible adjective that cannot be entirely consumed or used up
inexorability noun mercilessness characterized by an unwillingness to relent or let up
inflorescence noun the time and process of budding and unfolding of blossoms
informational adjective relating to or having the nature of information
infrigidation noun the process of cooling or freezing (e.g., food) for preservative purpo…
inquisitorial adjective especially indicating a form of prosecution in which proceedings are s…
insectivorous adjective (of animals and plants) feeding on insects
insensitivity noun the inability to respond to affective changes in your interpersonal en…
insidiousness noun subtle and cumulative harmfulness (especially of a disease)
inspirational adjective imparting a divine influence on the mind and soul
instantiation noun a representation of an idea in the form of an instance of it
institutional adjective relating to or constituting or involving an institution
insupportable adjective incapable of being justified or explained
intangibility noun the quality of being intangible and not perceptible by touch
interactional adjective capable of acting on or influencing each other
interbreeding noun (genetics) the act of mixing different species or varieties of animals…
interlanguage noun a common language used by speakers of different languages
intermarriage noun marriage to a person belonging to a tribe or group other than your own…
intermediator noun a negotiator who acts as a link between parties
international adjective concerning or belonging to all or at least two or more nations
interpersonal adjective occurring among or involving several people
interpolation noun a message (spoken or written) that is introduced or inserted
interposition noun the action of interjecting or interposing an action or remark that int…
interrogative adjective relating to verbs in the so-called interrogative mood
interrogatory adjective relating to the use of or having the nature of an interrogation
interspersion noun the act of combining one thing at intervals among other things
intracellular adjective located or occurring within a cell or cells
introspection noun the contemplation of your own thoughts and desires and conduct
introspective adjective given to examining own sensory and perceptual experiences
investigating noun the work of inquiring into something thoroughly and systematically
investigation noun an inquiry into unfamiliar or questionable activities
investigative adjective designed to find information or ascertain facts
investigatory adjective designed to find information or ascertain facts
invincibility noun the property being difficult or impossible to defeat
invisibleness noun the quality of not being perceivable by the eye
iontophoresis noun therapy that uses a local electric current to introduce the ions of a …
iridocyclitis noun inflammation of the iris and ciliary body of the eye
irreligionist noun someone who is indifferent or hostile to religion
irretrievable adjective impossible to recover or recoup or overcome
isoagglutinin noun an antibody produced by one individual that causes agglutination of re…
isomerization noun the conversion of a compound into an isomer of itself
isoproterenol noun drug (trade name Isuprel) used to treat bronchial asthma and to stimul…