13-Letter Adjectives Starting With IN

Here's the list of all the 123 13-Letter Adjectives Starting With IN in the English Language.

The list is arranged by the word lengths. Click on the length below to jump to the relevant section of the page.

Common Adjectives (with Definitions and Examples)
international
1. concerning or belonging to all or at least two or more nations
2. from or between other countries
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institutional
1. relating to or constituting or involving an institution
2. organized as or forming an institution
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informational
1. relating to or having the nature of information
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instructional
1. of or relating to or used in instruction
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inappropriate
1. not suitable for a particular occasion etc
2. not in keeping with what is correct or proper
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inspirational
1. imparting a divine influence on the mind and soul
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investigative
1. designed to find information or ascertain facts
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interpersonal
1. occurring among or involving several people
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indispensable
1. not to be dispensed with; essential
2. absolutely necessary; vitally necessary
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intracellular
1. located or occurring within a cell or cells
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insignificant
1. devoid of importance, meaning, or force
2. signifying nothing
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instantaneous
1. occurring with no delay
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inexperienced
1. lacking practical experience or training
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interoperable
1. able to exchange and use information
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indeterminate
1. of uncertain or ambiguous nature
2. (of a quantity) having no definite value, as an equation that cannot be solved
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incapacitated
1. lacking in or deprived of strength or power
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inconceivable
1. totally unlikely
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introspective
1. given to examining own sensory and perceptual experiences
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intergalactic
1. between or among galaxies
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intramuscular
1. within a muscle
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infinitesimal
1. infinitely or immeasurably small
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indescribable
1. defying expression or description
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inhomogeneous
1. not homogeneous
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intercellular
1. located between cells
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incriminating
1. charging or suggestive of guilt or blame
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investigatory
1. designed to find information or ascertain facts
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inexhaustible
1. incapable of being entirely consumed or used up
2. that cannot be entirely consumed or used up
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inconsiderate
1. without proper consideration or reflection
2. lacking regard for the rights or feelings of others
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interlocutory
1. consisting of dialogue
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inconspicuous
1. not prominent or readily noticeable
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individualist
1. marked by or expressing individuality
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incommunicado
1. without the means or right to communicate
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interrogative
1. relating to verbs in the so-called interrogative mood
2. relating to the use of or having the nature of an interrogation
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interspecific
1. arising or occurring between species
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indefatigable
1. showing sustained enthusiastic action with unflagging vitality
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insubstantial
1. lacking in nutritive value
2. lacking solidity or strength
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interrogatory
1. relating to the use of or having the nature of an interrogation
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intracerebral
1. within the brain
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13-Letter Adjectives Starting With IN