plural of absolute ceiling

(aviation) The maximum altitude above sea level that an aircraft or missile can maintain horizontal flight under normal conditions.

A registered voter who is permitted to vote by absentee ballot, due to absence from district during the election.

plural of absolute magnitude

(metrology) A temperature scale whose zero corresponds to absolute zero such as the Kelvin scale or Rankine scale.

Instrumental music having an intellectual and affective content, which depends solely on its rhythmic, melodic, and contrapuntal structure.

(astronomy) plural of absorption nebula

(astronomy) plural of absorption nebula

(astronomy) A dark nebula; a diffuse mass of interstellar gas and dust that absorbs all incident radiation without reemission.

(physics) plural of absorption spectrum