空的; 空; 無; 零; 空白; 虛字; 空( 字元 ) NUL
1. Of no legal or binding force or validity; of no efficacy; invalid; void; nugatory; useless.
Faultily faultless, icily regular, splendidly null,
Dead perfection; no more. --Tennyson.
1. Something that has no force or meaning.
2. That which has no value; a cipher; zero.
Null method Physics., a zero method. See under Zero.
Null, v. t. To annul. [Obs.]
Null, n. One of the beads in nulled work.
adj : lacking any legal or binding force; "null and void" [syn: void]
n : a quantity of no importance; "it looked like nothing I had
ever seen before"; "reduced to nil all the work we had
done"; "we racked up a pathetic goose egg"; "it was all
for naught"; "I didn't hear zilch about it" [syn: nothing,
nil, nix, nada, aught, cipher, cypher, goose
egg, naught, zero, zilch, zip]