From Latin cōlāre 'to strain, filter,' via Medieval Latin colatorium — the -ander ending is an unexplained English alteration.
A perforated bowl used for straining food such as pasta or rice.
From Anglo-Latin colatorium 'strainer,' from Latin cōlāre 'to strain, filter,' from cōlum 'sieve, strainer.' The -ander ending is an unexplained alteration, possibly influenced by words like lavender or salamander. Key roots: cōlum (Latin: "sieve").