that+cannot+be+seen
101Moelwyn Mawr — summit ridge Elevation 770 m (2,526 ft) …
102Submicroscopic — is an English adjective used to describe particles of matter that cannot be seen under the most powerful optical microscope available. Atoms are examples of such submicroscopic particles …
103invisible ink — n. a colorless ink that cannot be seen on paper until it is treated with heat, vapor, or a chemical * * * …
104indiscernible — indiscernibleness, indiscernibility, n. indiscernibly, adv. /in di serr neuh beuhl, zerr /, adj. not discernible; that cannot be seen or perceived clearly; imperceptible. [1625 35; IN 3 + DISCERNIBLE] * * * …
105random line — Survey. a trial survey line run from a station toward a predetermined point that cannot be seen from the station. * * * …
106viewless — viewlessly, adv. /vyooh lis/, adj. 1. giving no view: a viewless window. 2. without an opinion or opinions. 3. Obs. that cannot be seen; invisible. [1595 1605; VIEW + LESS] * * * …
107sniff out — verb a) To find something using the sense of smell. Because they have far more powerful noses than humans, dogs are ideal to sniff out drugs. b) to find, especially to find something that cannot be seen …
108invisible ink — in.visible ink n [U] ink that cannot be seen on paper until it is heated, treated with chemicals etc, and is used for writing secret messages …
109presence — pres|ence W2S2 [ˈprezəns] n ▬▬▬▬▬▬▬ 1 2 in the presence of somebody 3¦(appearance/manner)¦ 4¦(official group)¦ 5¦(business)¦ 6¦(spirit)¦ 7 make your presence felt ▬▬▬▬▬▬▬ 1.) [U] when someone or something is present in a particular place …
110dead spot — area not under fire or observation; area that cannot be seen …
