interlock

interlock is defined in Webster's Unabridged Dictionary (1913) with 2 senses. The full text of each entry is reproduced verbatim below.

Definitions

  1. 1.To unite, embrace, communicate with, or flow into, one another; to be connected in one system; to lock into one another; to interlace firmly.
  2. 2.To unite by locking or linking together; to secure in place by mutual fastening. My lady with her fingers interlocked. Tennyson.

Source: Webster's Unabridged Dictionary, 1913 edition (public domain, via GCIDE / Project Gutenberg).

Related questions

Reverse-dictionary questions

Definition-first questions whose answer is interlock.

Sources