Macrhybopsis storeriana, a cyprinid fish of North America.

A ceremonial bodyguard to the British Royal Household, holding the rank of colonel.

Ariosoma mellissii, a rare tropical marine eel.

Leucadendron argenteum, a tree with striking silvery leaves, endemic to a small area of the Cape Peninsula in South Africa.

(botany) The lines or narrow plates of cellular tissue which pass from the pith to the bark of an exogenous stem; the medullary rays. In the wood of the oak they are much larger than in that of the beech, maple, pine, cherry, etc.

The 25th anniversary of some event, particularly a wedding.

(US, Canada) A public notification of a missing senior with dementia.

Having greyish-white hair.

(US, economics, historical) The free coinage of silver, often at a fixed ratio with gold, as at the ratio of 16 to 1, which ratio for some time represented nearly or exactly the ratio of the market values of gold and silver respectively.

A fish of the species Hypophthalmichthys molitrix, native to East Asia, cultivated as a food fish.