envelope, n.
(envelopes)
freq. cnt. 11
(envelopes)
freq. cnt. 11
a flat (usually rectangular) container for a letter, thin package, etc.
<noun.artifact> freq. cnt.: 9 freq. cnt.: 9
envelope
any wrapper or covering
<noun.artifact> freq. cnt.: 2 freq. cnt.: 2
envelope
semantic pointers
hypernym
the bag containing the gas in a balloon
<noun.artifact>
envelope gasbag
the maximum operating capability of a system (especially an aircraft)
<noun.attribute>
envelope
sample sentences
"test pilots try to push the envelope"
semantic pointers
hypernym
a natural covering (as by a fluid)
<noun.object>
envelope
sample sentences
"the spacecraft detected an envelope of gas around the comet"
semantic pointers
hypernym
a curve that is tangent to each of a family of curves
<noun.shape>
envelope
semantic pointers
hypernym