plural of phase modulation

(mathematics) A principle of asymptotic analysis that relies on the cancellation of sinusoids with rapidly varying phase.

Alternative form of unidentified aerial phenomenon (“UAP”)

plural of unidentified aerial phenomenon

plural of unexplained aerial phenomenon

(aviation) Synonym of unidentified flying object (“UFO”)

The sustained involuntary contraction of a muscle after a prolonged voluntary contraction.

plural of phantom type

(computing theory) A parameterized type that does not depend on all of its type parameters.

plural of Philadelphia knot