Definition of protectant in English:

protectant

Syllabification: pro·tect·ant
Pronunciation: /prəˈtektənt
 
/

noun

A substance that provides protection, e.g., against disease or ultraviolet radiation.
More example sentences
  • Its dry-film protectant repels dust, sand and other crud that sticks to ‘wet’ oils and silicones.
  • However, their market share for major farm production supplies - including feed, seed, fertilizer, crop protectants and petroleum - dropped 1 percent from 2000.
  • After being purified, the moth virus is formulated to contain a sticking agent as well as an ultraviolet protectant to delay its inactivation in sunlight once used in the field.

Definition of protectant in:

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Word of the day hypnopompic
Pronunciation: ˌhɪpnə(ʊ)ˈpɒmpɪk
adjective
relating to the state immediately preceding waking up