effective from
1effective — ef‧fec‧tive [ɪˈfektɪv] adjective 1. working well and producing the result or effect that was wanted or intended: • The company mounted a very effective publicity campaign. • The 7% increase in sales shows that the company has become more… …
2effective — late 14c., from Fr. effectif, from L. effectivus productive, effective, from effect , stem of efficere (see EFFECT (Cf. effect)). Effectively in the sense of actually is attested by 1650s. Related: Effectivity …
3effective — ef|fec|tive [ ı fektıv ] adjective *** 1. ) someone or something that is effective works well and produces the result that was intended: Humor is often far more effective than shouting. You need effective communication within the organization.… …
4effective */*/*/ — UK [ɪˈfektɪv] / US adjective 1) a) someone or something that is effective works well and produces the result that was intended You need more effective communication within the organization. Humour is often far more effective than shouting. The… …
5effective — ef|fec|tive W1S2 [ıˈfektıv] adj 1.) successful, and working in the way that was intended ≠ ↑ineffective ▪ The cheaper drugs are just as effective in treating arthritis. ▪ the painting s highly effective use of colour ▪ Training is often much less …
6effective — /I fektIv/ adjective 1 producing the result that was wanted or intended: The ads were simple, but remarkably effective. 2 impressive or interesting enough to be noticed: an effective use of colour 3 (no comparative) if a law, agreement, or system …
7effective*/*/*/ — [ɪˈfektɪv] adj 1) working well and producing the result that was intended Ant: ineffective You need more effective communication within the organization.[/ex] This is a very effective way of controlling pests and weeds.[/ex] The new vaccine is… …
8effective — adjective 1) an effective treatment Syn: successful, effectual, potent, powerful, helpful, beneficial, advantageous, valuable, useful 2) an effective argument Syn: convincing, compe …
9Effective medium approximations — or effective medium theory (sometimes abbreviated as EMA or EMT) are physical models that describe the macroscopic properties of a medium based on the properties and the relative fractions of its components. They can be discrete models such as… …
10Effective atomic number — has two different meanings: one that is the effective nuclear charge of an atom, and one that calculates the average atomic number for a compound or mixture of materials. Both are abbreviated Zeff.For an atomThe effective atomic number Zeff,… …