nonadditive

adjective non·ad·di·tive \ ˌnän-ˈa-də-tiv \

Definition of nonadditive

1 : not having a numerical value equal to the sum of values for the component parts
2 : of, relating to, or being a genetic effect that is not additive

nonadditivity

play \ˌnän-ˌa-də-ˈti-və-tē\ noun

First Known Use of nonadditive

1907

in the meaning defined at sense 1

See Words from the same year
NEW! Time Traveler

Medical Dictionary

nonadditive

adjective non·ad·di·tive \ (ˈ)nän-ˈad-ət-iv \

medical Definition of nonadditive

: of, relating to, or being a genetic effect that is not additive

nonadditivity

play \ˌnän-ˌad-ə-ˈtiv-ət-ē\ noun, plural nonadditivities

Seen and Heard

What made you want to look up nonadditive? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

WORD OF THE DAY

peaceful, happy, or prosperous

Get Word of the Day daily email!

Test Your Vocabulary

Test Your Emoji Exceptionalism

  • test-your-emoji-exceptionalism-written-with-a-lot-of-emoji
  • What is this emoji intended to represent: 🤳
How Strong Is Your Vocabulary?

Test your vocabulary with our 10-question quiz!

TAKE THE QUIZ
SCRABBLE® Sprint

Test Your Knowledge - and learn some interesting things along the way.

TAKE THE QUIZ

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!