ALD, Ald or ald may refer to:
Aldi (stylized as ALDI) is the common brand of two leading global discount supermarket chains with over 10,000 stores in 18 countries, and an estimated combined turnover of more than €50 billion.
Aldo Teo "Buff" Donelli (July 22, 1907 – August 9, 1994) was an American football player and coach, soccer player, and college athletics administrator.
An aldehyde /ˈældᵻhaɪd/ or alkanal is an organic compound containing a functional group with the structure −CHO, consisting of a carbonyl center (a carbon double-bonded to oxygen) with the carbon atom also bonded to hydrogen and to an R group, which is any generic alkyl or side chain.
An aldol condensation is a condensation reaction in organic chemistry in which an enol or an enolate ion reacts with a carbonyl compound to form a β-hydroxyaldehyde or β-hydroxyketone, followed by dehydration to give a conjugated enone.
Aldosterone, the main mineralocorticoid hormone, is a steroid hormone produced by the zona glomerulosa of the adrenal cortex in the adrenal gland.
Richard Reyes Faulkerson, Jr. (born January 2, 1992), popularly known by his stage name Alden Richards, is a Filipino actor, host, model and recording artist.
Aldershot (/ˈɔːldərʃɒt/) is a town in the English county of Hampshire, located on heathland about 37 mi (60 km) southwest of London.
The aldol reaction is a means of forming carbon–carbon bonds in organic chemistry. Discovered independently by the Russian chemist Alexander Borodin in 1869 and by the French chemist Charles-Adolphe Wurtz in 1872, the reaction combines two carbonyl compounds (the original experiments used aldehydes) to form a new β-hydroxy carbonyl compound.
Aldudes (Basque: Aldude) is a commune in the Pyrénées-Atlantiques department in the Nouvelle-Aquitaine region in southwestern France.