(uncountable) The property of being single. / (countable) The result or product of being single.

present participle of single

(distilling) Liquid collected from the wash, or fermented wort; low wine. / (rail transport) The reduction of a railway line from double to single track.

plural of singling

(computing) The action of pushing the button on a mouse once in order to perform a different task that would be performed from a double-click or triple-click.

Suitable for, or restricted to, only one gender.

plural of single crystal

plural of single bed

Describing an experiment (usually medical) in which some information which might influence the trial is withheld from particular participants until the experiment is complete. Most commonly, information about treatment groups is withheld from subjects, but not the administrators.

(US) A trailer measuring eighteen feet or less in width and ninety feet or less in length, able to be towed as a single unit.