plural of non-contact

plural of contact level

A delicate level pivoted so as to tilt when two parts of a measuring apparatus come into contact with each other; used in precise determinations of lengths and in the accurate graduation of instruments.

A feeling of elation obtained via the drug-induced behaviour of another person.

(anthropology) The first meeting between people of two previously unknown cultures. / (science fiction) The first meeting between humans and extraterrestrials.

Information on how to contact a person or entity, typically including a telephone number, address etc.

(inorganic chemistry) The industrial process for the manufacture of sulfuric acid from sulfur and oxygen

A telephone number that someone can be contacted on. / (geometry) Synonym of kissing number

plural of contact number

(photography) A print made by exposing the printing paper to light through a negative that is placed directly onto it.