noun, verb ·Rare ·Advanced level

Definitions

Noun

1. 1
   The opening part of a conversation.
2. 2
   A sequence of amino acids in a preprotein; the sequence of amino acids at the N-terminal end of a protein

Verb

1. 1
   To sequence in advance of another operation

Etymology

From pre- + sequence.

Related phrases

amino acid

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