DEFINITION of -ant

  1. forms present-participle adjectives: add “-ing” to a verb to form an adjective
  2. forms nouns: person/thing that does something -ant is a suffix of Latin origin used in medical terminology to form adjectives and nouns that describe agents, substances, or conditions that perform a particular action or possess a particular quality. It typically indicates something that acts upon, causes, or is characterized by the root word it modifies. In medical contexts, it frequently appears in terms describing drugs, substances, or anatomical features that carry out specific functions (e.g., stimulant = something that stimulates; irritant = something that irritates).

ETYMOLOGY of -ant

latin

  • -ent (variant form, from Latin second/third conjugation verbs: e.g., absorbent, reagent)
  • Both -ant and -ent serve the same grammatical function; the choice depends on the Latin verb conjugation of the root word
  • -ent (variant form, from Latin second/third conjugation verbs: e.g., absorbent, reagent)
  • Both -ant and -ent serve the same grammatical function; the choice depends on the Latin verb conjugation of the root word

RELATED TERMS to -ant

-ent
-ient

Related Terms

  • Coagulant - substance that promotes blood clotting
  • Stimulant - agent that increases physiological activity
  • Irritant - substance causing irritation or inflammation
  • Suppressant - agent that suppresses or inhibits function
  • Reactant - substance participating in a chemical reaction
  • Expectorant - medication promoting mucus expulsion
  • Decongestant - agent reducing nasal congestion
  • Anticoagulant - substance preventing blood clotting
  • Lubricant - substance reducing friction
  • Vesicant - agent causing blistering


Med roots dictionary Appendix A Prefixes Appendix B Combining Forms Appendix C Suffixes Appendix D Suffix forms