tenacious

Adj.	1.	tenacious - 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" bulldog, dogged, dour, pertinacious, unyielding stubborn - tenaciously unwilling or marked by tenacious unwillingness to yield
	2.	tenacious - (of memory) having greater than average range; "a long memory especially for insults"; "a tenacious memory" long retentive - tending to retain; "a retentive memory"; "soils retentive of moisture"
	3.	tenacious - sticking together; "two coherent sheets"; "tenacious burrs" coherent adhesive - tending to adhere

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