plural of manila envelope

(sometimes capitalized) An oversized envelope made from durable manila paper designed for repeated use in office settings.

simple past tense and past participle of push the envelope

Third-person singular simple present indicative form of push the envelope

present participle of push the envelope

Third-person singular simple present indicative form of stretch the envelope

plural of building envelope

(architecture) The physical separator between the conditioned and unconditioned environment of a building.

plural of stripped-envelope supernova

(astronomy) A supernova whose spectrum lacks, or is highly deficient in, hydrogen lines, and where the star has already blown away its outer hydrogen envelope, having exposed the lower enveloping helium layer, prior to the explosion.