What is the correct plural form of the word 'nucleus'?

Which is the correct plural form of the word nucleus? a) nucles b) nuclei c) nucleae d) nuclices

The correct plural form of the word 'nucleus' is 'nuclei', following a general rule for words of Latin origin.

Explanation:

The correct plural form of the word 'nucleus' is 'nuclei' The word nucleus originates from Latin, and in Latin, words that end in '-us' are typically made plural by changing the '-us' to '-i'. Therefore, 'nucleus' becomes 'nuclei' when we refer to more than one nucleus. This rule is similar to other Latin-derived words like 'cactus' (plural 'cacti') and 'focus' (plural 'foci'). However, there are exceptions to this rule, and not all words ending in '-us' follow this pattern.
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