(UK, informal) The assignment of a property to a tax band by an estate agent who evaluates the property while driving past it.

plural of second-gear valuation

(military) A factor that may eventually lead to a direct military threat.

a unit of both speed and velocity, expressing the distance in feet traveled or displaced, divided by the time in seconds

plural of foot per second

(cryptography) An attack on a cryptographic hash function that is able to find a second preimage for a hash and its preimage; that is, given a hash and an input that has that specific hash, it is able to find (faster than by brute force) another input with the same hash.

Alternative form of three-second rule

plural of three seconds rule

a nonlinear optical process in which two photons with the same frequency interact with a nonlinear material

plural of second-harmonic generation