Simple Definition of heredity

from our Learner's Dictionary

heredity

noun

həˈrɛdəti How to pronounce heredity (audio)
formal : the natural process by which physical and mental qualities are passed from a parent to a child
Heredity plays no part in the disease.

Cite this Entry

“Heredity.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/heredity. Accessed 15 Jun. 2026.

Copy Citation
Last Updated: - Updated example sentences

More from Merriam-Webster

Word of the Day

Listen to the pronunciation of tenuous

See Definitions and Examples »

Popular in Grammar & Usage

See More

Every Letter Is Silent, Sometimes: A-Z List of Examples

5 Verbal Slip Ups and Language Mistakes

Regarding the Incorrect Use of 'Decimate'

Is that lie 'bald-faced' or 'bold-faced'?

The Difference Between 'i.e.' and 'e.g.'
See More

Popular in Wordplay

See More

What to Call the Inept, Incompetent, and Inferior

Strange Words for Body Functions

Where does 'curiosity killed the cat' come from?

Cattywampus, Taradiddle, and More Funny-Sounding Words

The Words of the Week - Jun 12
See More

Popular

See More

Every Letter Is Silent, Sometimes: A-Z List of Examples

What to Call the Inept, Incompetent, and Inferior

Strange Words for Body Functions
See More

Games & Quizzes

See All
Play Quordle: Guess all four words in a limited number of tries. Each of your guesses must be a real 5-letter word.
Quordle Can you solve 4 words at once?
Play Blossom: Solve today's spelling word game by finding as many words as you can using just 7 letters. Longer words score more points.
Blossom Pick the best words!
Play Missing Letter: a crossword with a twist. Each of the 25 puzzle words start with a different letter of the alphabet. Which letter is missing?
The Missing Letter A daily crossword with a twist
white rubber duck stands out in a row of yellow ducks
Odd Word Out: Synonyms Quiz Figure out which word isn't like the others.
See All