good at remembering; a retentive mind; tenacious memory

[ Syn: retentive , recollective , long ]

stubbornly unyielding; dogged persistence; dour determination; the most vocal and pertinacious of all the critics; a mind not gifted to discover truth but tenacious to hold it- T.S.Eliot; men tenacious of opinion

[ Syn: dogged , dour , persistent , pertinacious , unyielding ]

sticking together; two coherent sheets; tenacious burrs

[ Syn: coherent ]