Word: seamarks
Part of speech: Noun
Syllables: sea
marks
Definition: Plural of seamark. A beacon, buoy, etc. placed in the sea to aid navigation.
Morphemes:
Affix: sea
Language: en
PoS: Noun
Meaning: Anything resembling the vastness or turbulence of the sea.
Affix: mark
Language: en
PoS: Noun
Meaning: A boundary-post or fence.
Affix: -s
Language: en
PoS: Suffix
Meaning: Used to form the plurals of numerals, letters, some abbreviations and some nouns, usually because the omission of an apostrophe would make the meaning unclear or ambiguous.