noun ·Moderate ·High school level

Definitions

Noun

1. 1
   The act of inserting, or something inserted. countable, uncountable

   "The surgeon performed the insertion of a pacemaker."

2. 2
   the act of putting one thing into another wordnet
3. 3
   The distal end of attachment of a muscle to a bone that will be moved by the muscle. countable, uncountable
4. 4
   a message (spoken or written) that is introduced or inserted wordnet
5. 5
   The addition of a nucleotide to a chromosome by mutation. countable, uncountable

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6. 6
   The process of going from subcritical to prompt critical. countable, uncountable

Synonyms

All synonyms

interpolationaccessadmissionapogeeasideattitude-control rocket

Antonyms

All antonyms

originantonym(s) ofdeletion

Example

More examples

"If the plug gets dirty, wipe it off with a dry cloth before insertion."

Etymology

From insert + -ion.

Related phrases

Schensted insertiondo-insertioninsertion orderinsertion reactioninsertion sortinsertion timeleaf insertionplane of insertionself-insertion

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.