-al

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The suffix -al is the IUPAC nomenclature used in organic chemistry to form names of aldehydes containing the -(CO)H group. It was extracted from the word "aldehyde".

[edit] Other organic chemical word components

-al: -(CO)H (e.g. aldehyde)
-ane: -C-C- (e.g. alkane)
-ase: enzyme (e.g. amylase)
-ene: -C=C- (e.g. alkene)
-oate: -COOx or -COO^- (e.g. ester)

-oic acid: -COOH (e.g. carboxylic acid)
-ol: -OH (e.g. alcohol)
-one: C=O (e.g. ketone)
-ose: sugar (e.g. glucose)
-yl: radical

-yne: -C≡C- (e.g. alkyne)
alk-: saturated hydrocarbon (e.g. alkane)
ar-: any aromatic compound
aza-: N instead of C
thio-: S (often instead of O)