(US) An alcopop resembling lemonade.

A miners' lamp or safety lamp used in coal mines to prevent explosions.

(physics) A law that equates the angle (𝜃) between the incident and scattered ray to the spacing (d) between the crystal planes and the wavelength (𝜆) of the radiation - n𝜆=2d sin (𝜃),

(physics) the principle that the stress applied to a solid is directly proportional to the strain produced. This law describes the behavior of springs and solids stressed within their elastic limit.

Alternative form of Hubble law

(astronomy) A law stating that the velocity at which a distant object is receding from the Earth (as measured by its redshift) is proportional to its distance; observational evidence for an expanding universe.

A female friend (used to avoid the possible ambiguity of the term girlfriend) / (euphemistic) A quainter term for girlfriend, often used ironically.

(physics) the equation of state of an ideal gas

See you later.

Alternative form of lead-out