Dated form of slide rule.

(nautical) An oblong frame let down vertically through the bottom of a vessel in order to deepen the draught and sustain against a side wind.

plural of sliding keel

plural of way-sliding

A straying or wandering from the right way, as in religion or morals.

A window that opens and closes by sliding a pane, as opposed to folding in or out. / (programming) A descriptor for a data analysis technique where overlapping windows of data of fixed size are analyzed.

(biology) A theory relating to a series of actions by the actin and myosin filaments that enable the muscle to undergo contraction.

plural of sliding filament model

A zip fastener.

An analog calculator consisting of three interlocking strips marked with logarithmic scales, such that multiplication, division etc. can be performed by the equivalent of addition and subtraction.