| BIFOCALS | • bifocals n. Spectacles that have corrective lenses of two different powers; used by people who need both distance… • BIFOCALS n. spectacles with bifocal lenses. |
| CONFOCAL | • confocal adj. (Optics, mathematics) Having the same foci. • confocal n. Any of a pair of confocal mirrors or lenses. • CONFOCAL adj. of a type of microscope, having the same focus. |
| EPIFOCAL | • epifocal adj. Epicentral. • EPIFOCAL adj. pertaining to the point of origin of an earthquake. |
| FOCACCIA | • focaccia n. (Uncountable) A flatbread similar in style, composition, and texture to modern pizza doughs and topped… • focaccia n. (Countable) A sandwich made with this type of bread. • FOCACCIA n. (Italian) a flat Italian bread. |
| FOCALISE | • focalise v. Alternative spelling of focalize. • FOCALISE v. to focus, also FOCALIZE. |
| FOCALIZE | • focalize v. To focus, or to adjust a focus. • focalize v. To sharpen an image by focusing. • focalize v. To concentrate on a particular location; to localize. |
| FOCUSERS | • focusers n. Plural of focuser. • FOCUSER n. a device to assist focussing. |
| FOCUSING | • focusing adj. Used for or pertaining to focusing. • focusing adj. Pertaining to the direction of attention, effort, or energy to a particular audience or purpose over time. • focusing n. The action of the verb to focus. |
| FOCUSSED | • focussed adj. (Britain) Alternative spelling of focused. • focussed v. (Britain) simple past tense and past participle of focus. • FOCUS v. to bring or adjust to a point. |
| FOCUSSES | • focusses v. (Britain) third-person singular simple present indicative form of focus. • focusses n. (Britain) plural of focus. • FOCUS v. to bring or adjust to a point. |
| LOCOFOCO | • locofoco n. (Archaic) A match (used for making fire). • Locofoco n. (US, politics, historical) A member of a faction of the US Democratic Party in the early 1800s, formed… • LOCOFOCO n. (Spanish) a match or cigar which can be lit by friction on any rough surface. |
| MISFOCUS | • misfocus v. To focus badly or wrongly. • MISFOCUS v. to focus badly. |
| NONFOCAL | • nonfocal adj. Not focal. • NONFOCAL adj. not focal. |
| PARFOCAL | • parfocal adj. Having multiple lenses that have corresponding focal points in the same plane. • PARFOCAL adj. having lenses with corresponding focal points in the same plane. |
| PREFOCUS | • prefocus adj. Describing a lamp whose light source is positioned to be in focus when fitted (especially in a motor car). • prefocus v. To focus in advance. • PREFOCUS v. to focus beforehand. |
| TRIFOCAL | • trifocal adj. (Optics) Of or pertaining to corrective lenses that have three different powers per eye. • TRIFOCAL adj. of a lens, giving near, intermediate and far vision. • TRIFOCAL n. a trifocal lens. |