PERSPI'RE, verb intransitive [Latin per and spiro, to breathe.] 1. To evacuate the fluids of the body through the pores of the skin; as, a person perspires freely. 2. To be evacuated or excreted through the pores of the skin; as, a fluid perspires. PERSPI'RE, verb intransitive To emit or evacuate through the pores of the skin.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI