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alder

alder

4 5.5
A tree with toothed leaves that often grows near rivers and wet ground
  • noun
  • /ˈɔːldər/
translation icon : aliso
  • The sturdy alder tree grows along the riverbank, providing shade and habitat for wildlife.
  • alder tree
  • alder thicket
  • red alder

With lidless eyes he saw before him the deep brown pool between the great buttress roots of an Alder.

Examples

  • A sudden gust of wind blew down the canyon, rattling the leaves of the alders.

    Fiction book (1998)
  • I stare at the slender alders that fight for the light.

    Fiction book (1996)
  • Even so, the distribution of red alder is patchy, and it is absent from large areas.

    Academic text (1997)
  • Leaves were falling from the maple and alder, yellow and red against the hills of fir.

    Academic text (1992)
  • The tracks seemed to lead directly to the bear's favorite habitat of thick alder bush edging the smaller streams.

    Fiction book (2002)
  • Narrow as that strip was, its hedges of alder, sumac, and berrystalk always held game.

    Fiction book (1994)
  • A few conifers have established, but red alder (Alnus rubra) now has the greatest cover.

    Academic text (1997)
  • Oak and ash, alder and thorn, grew thickly around me, and their leaves underfoot muted my steps.

    Fiction book (1998)
  • What woody plants there are—willows, alders, and viburnums—are all less than fifteen feet tall.

    Academic text (1992)
  • The beaver had moved in, chewing through the birch, dragging down the alders, choking the outflow with their dams.

    Fiction book (2000)

Synonyms

alder tree
vsalder
  • UK
4.1

A tree with toothed leaves that often grows by rivers and has wood that resists rot

is the single-word form for the same tree rather than the two-word name

Compounds

5.2

A medium-sized tree that grows near rivers with small woody cones and leaves hairy underneath

alder blight
  • Specialized
8.8

A disease of alder trees caused by small insects that damage them

A small tree that grows in wet places with shiny leaves, small green flowers, and black berries

9.3

A small tree from Europe with red stems and clusters of white flowers

9.9

A dark insect whose young live in water and eat other small animals

4.1

A tree with toothed leaves that often grows by rivers and has wood that resists rot

A small tree or bush from northwestern North America with creamy white flowers and small purple-red berries

A medium-sized tree from Europe that grows near rivers and wetlands with dark bark and rounded leaves

A tree that grows by streams on wet slopes with smooth bark and oval leaves

A small bushy maple with bright red leaves in autumn

gray alder
  • Specialized
7.6

A tree that loses its leaves each year with smooth gray bark and broad leaves

A bush with green leaves that grows in cold mountain and northern areas

8.2

A small tree or bush with smooth bark and rounded leaves that grows near streams in eastern North America

red alder
  • Specialized
7.5

A large tree from the Pacific coast with smooth reddish wood used for furniture

8.9

A large tree from the Pacific coast with hard red wood used for furniture

seaside alder
  • Specialized
9.9

A small tree or shrub with soft light brown wood that grows in wet coastal areas in the southeastern US

8.4

A shrub with smooth bark that grows in wet places

A common wetland shrub with brown spotted stems and small oval leaves

7.0

A tree or bush that grows near water with white flowers and smooth bark

white-alder family
  • Specialized
8.3

A group of flowering plants that includes Clethra and often has sweet-scented summer flowers

9.4

A small shrub that loses its leaves in winter with white spring flowers and bright red or orange autumn leaves

woolly alder aphid
  • Specialized
9.8

A small insect with a white, wool-like covering that feeds on alder trees

Surface Forms

alder singular
alders plural

Etymology

The word alder comes from an old German word aliso that named a tree often found by rivers. People long ago noticed the tree's wood does not 'rot' easily in wet ground, so the name stayed for the riverside tree we know today.