helper (noun)

См. также в других словарях:

• helper — help ► VERB 1) make it easier for (someone) to do something. 2) improve (a situation or problem). 3) (help someone to) serve someone with (food or drink). 4) (help oneself) take something without permission. 5) (can/could not help) cannot or …   English terms dictionary

• helper T cell — noun T cell with CD4 receptor that recognizes antigens on the surface of a virus infected cell and secretes lymphokines that stimulate B cells and killer T cells; helper T cells are infected and killed by the AIDS virus • Syn: ↑helper cell, ↑CD4… …   Useful english dictionary

• helper — mid 14c., agent noun from HELP (Cf. help) (v.). Helpestre a female helper is recorded from c.1400. The O.E. agent noun was helpend …   Etymology dictionary

• helper T cell — noun Date: 1974 a T cell that participates in an immune response by recognizing a foreign antigen and secreting lymphokines to activate T cell and B cell proliferation and that usually carries CD4 molecular markers on its cell surface called also …   New Collegiate Dictionary

• helper cell — noun T cell with CD4 receptor that recognizes antigens on the surface of a virus infected cell and secretes lymphokines that stimulate B cells and killer T cells; helper T cells are infected and killed by the AIDS virus • Syn: ↑helper T cell,… …   Useful english dictionary

• helper T lymphocyte — or helper T cell noun (immunology) A thymus derived lymphocyte which co operates with B lymphocytes to enable them to produce an antibody when stimulated by an antigen • • • Main Entry: ↑help …   Useful english dictionary

• helper cell — noun see helper T cell …   New Collegiate Dictionary

• helper — UK US /ˈhelpər/ noun [C] ► someone who helps another person to do their job: »classroom/domestic helpers »voluntary/volunteer helpers …   Financial and business terms

• helper — noun ADJECTIVE ▪ willing ▪ voluntary, volunteer (both BrE) ▪ little ▪ He became Dad s little helper. ▪ domestic …   Collocations dictionary

• helper — noun (C) 1 someone who helps another person: She s the cook s helper. 2 AmE someone who is employed to do some of the work in someone else s home …   Longman dictionary of contemporary English

• helper — noun Date: 13th century one that helps; especially a relatively unskilled worker who assists a skilled worker usually by manual labor …   New Collegiate Dictionary