ADMIT'TANCE, noun 1. The act of admitting; allowance. More usually, 2. Permission to enter; the power or right of entrance; and hence, actual entrance; as, he gained admittance into the church. 3. Concession; admission; allowance; as the admittance of an argument. [Not used.] 4. Shakespeare uses the word for the custom or prerogative of being admitted; 'Sir John, you are a gentleman of excellent breeding, of great admittance': but the license is unwarrantable.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI