確然たる

(1)precise; explicit and clearly defined; "I want a definite answer"; "a definite statement of the terms of the will"; "a definite amount"; "definite restrictions on the sale of alcohol"; "the wedding date is now definite"; "a definite drop in attendance"

(2)的確な

(3)明白で明確に定義される

(4)impossible to deny or disprove; "incontrovertible proof of the defendant's innocence"; "proof positive"; "an irrefutable argument"

(5)否定、または反証することできない

(6)persuaded of; very sure; "were convinced that it would be to their advantage to join"; "I am positive he is lying"; "was confident he would win"

(7)確信して

(8)非常に確かな

(1)