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null
(redirected from null cell)

   Also found in: Dictionary/thesaurus, Medical, Encyclopedia, Wikipedia 0.01 sec.

Of no legal validity, force, or effect; nothing. As used in the phrase null and void, refers to something that binds no one or is incapable of giving rise to any rights or duties under any circumstances.


null (Insignificant), adjective beneath notice, disregarded, empty, expendable, immaterial, impuissant, inappreciable, inconsequential, inconsiderable, inferior, insubstantial, insufficient, irrelevant, meaningless, minor, negligible, nominal, nugatory, of no account, of no effect, of no moment, of no value, paltry, petty, pointless, powerless, puny, secondary, small, superficial, tenuous, token, trifling, trivial, unavailing, unessential, unimportant, uninfluential, unmeaningful, unnecessary, unsubstantial, useless, valueless, without conseeuence, without meaning, without significance, without substance, worthless
null (Invalid), adjective abrogated, annulled, canceled, dead, defeated, defunct, deleted, disannulled, disestablished, effectless, extinct, extinguished, forceless, gone, impotent, ineffective, ineffectual, inoperative, inritus, negated, no longer law, not valid, nugatory, nullified, obliterated, of no binding force, of no effect, of no validity, of no weight, omitted, overruled, quashed, repealed, rescinded, reversed, revoked, set aside, strengthless, superseded, suspended, unauthorized, unsanctioned, useless, vacated, valueless, void, withdrawn, without authority, without legal effect, without legal force, without potency, without value, worthless
See also: dead, inactive, ineffective, ineffectual, invalid, lifeless, nugatory, vacuous, void

NULL. Properly, that which does not exist; that which is not in the nature of things. In a figurative sense it signifies that which has no more effect than if it did not exist. 8 Toull. n. 320.



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The histologic classification was performed according to schemes for lymphomas (12): 2 anaplastic large null cell lymphoma, 1 anaplastic large T-cell lymphoma, 10 diffuse large B-cell lymphoma (1 with primary immunodeficiency and 1 primary central nervous system lymphoma in a human immunodeficiency virus [HIV]-positive patient), 12 Burkitt lymphoma (2 HIV positive), 1 B lymphoblastic lymphoma, and 6 T lymphoblastic lymphoma (1 with primary immunodeficiency).
[Beta]-pol null cells were used to show that removal of 5'-deoxyribose phosphate moiety from DNA is a key step in base excision repair (17).
 
 
 
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