DORMANT, adjective [Latin , to sleep.] 1. Sleeping; hence, at rest; not in action; as dormant passions. 2. Being in a sleeping posture; as the lion dormant in heraldry. 3. Neglected; not used; as a dormant title; dormant privileges. 4. Concealed; not divulged; private. [Unusual.] 5. Leaning; inclining; not perpendicular; as a dormant window, supposed to be so called form a beam of that name. This is now written dormer or dormar. DORMANT, noun A beam; a sleeper.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI