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Tree line in Irish (Crannteorainn): Meaning, Pronunciation, Usage

The Irish for tree line is crannteorainn, a feminine noun (plural crannteorainneacha).
Updated October 2026Report a mistake

How to say “tree line” in Irish

Irish:
crannteorainn
English:
tree line
Word type:
noun
Gender:
feminine
Pronunciation:
“KROWN-tyor-in”  /ˈkɾˠaunˠtʲoːɾˠənʲ/
Various forms
Plural:
crannteorainneacha (tree lines)
Genitive singular:
crannteorann, na crannteorann (e.g. os cionn na crannteorann, above the tree line)
Genitive plural:
crannteorainneacha, na gcrannteorainneacha (e.g. airde na gcrannteorainneacha, the altitudes of the tree lines)

What does “crannteorainn” mean?

tree line
The altitude or latitude beyond which trees do not grow, for example on a mountain.Also: timberline, timber line, tree limit.

“Crannteorainn” with the article

The plural of tree line in Irish is crannteorainneacha. Here is crannteorainn after the article (an t-alt), in the singular and the plural.

an chrannteorainn
the tree line
Lenition: c becomes ch after an (feminine noun)
na crannteorainneacha
the tree lines
Plural: no change after na

“Crannteorainn” in a sentence: Irish examples

Common Irish sentences using crannteorainn, the Irish word for tree line.

Níl ach féar agus carraigeacha os cionn na crannteorann.
There is only grass and rock above the tree line.
Tá an chrannteorainn ard ar na sléibhte sin.
The tree line is high on those mountains.
Shroicheamar an chrannteorainn tar éis dhá uair an chloig.
We reached the tree line after two hours.
Bíonn crannteorainn níos ísle sa tuaisceart.
The tree line is lower in the north.
Tá na crannteorainneacha ag ardú mar gheall ar an téamh domhanda.
Tree lines are rising because of global warming.
Cén airde atá ag an gcrannteorainn anseo?
What height is the tree line here?
Thíos faoin gcrannteorainn bhí foscadh againn ón ngaoth.
Below the tree line we had shelter from the wind.

Other nouns in Irish

More everyday Irish nouns to learn next.

Tree line in Irish: frequently asked questions

What is the Irish for tree line?

The Irish for tree line is crannteorainn (pronounced “KROWN-tyor-in”). It’s a feminine noun and the plural is crannteorainneacha.

How do you pronounce crannteorainn in Irish?

Crannteorainn is said like “KROWN-tyor-in” (IPA /ˈkɾˠaunˠtʲoːɾˠənʲ/).

What is the plural of tree line in Irish?

The plural of crannteorainn is crannteorainneacha; with the article, na crannteorainneacha means “the tree lines”. The genitive plural is crannteorainneacha, as in airde na gcrannteorainneacha (the altitudes of the tree lines).

Why does crannteorainn change to chrannteorainn or gcrannteorainn?

Irish changes the start of some words after certain words. After mo (my) crannteorainn becomes mo chrannteorainn (lenition), and after ár (our) or i (in) it becomes ár gcrannteorainn (eclipsis).

How is 'crannteorainn' formed?

It combines 'crann' (tree) and 'teorainn' (boundary, limit), so it literally means tree limit.

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