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to iris

to iris

8.6
To change the size of a lens opening to control light
  • verb
  • /ˈaɪrɪs/
  • Jargon
translation icon : ajustar el diafragma
  • The photographer had to iris the lens to let in more light for the perfect shot.

Examples

  • An orifice just above the rear legs could iris completely shut or open to eject a continuous casting approximately twenty-five centimeters in diameter.

    Fiction book (1999)
  • We boom up to the top of the theater, and the "BIJOU" sign as the train rumbles by behind the theater, and the "J" teeters loose and swings by a thread, and we iris.

    Fiction book (2001)
  • Occasionally, he had to stop before closed seals and wait for them to slowly iris open.

    Fiction book (1990)
  • We IRIS in on the Doors suddenly—a strange sound.

    Fiction book (1991)
  • To achieve a softer focus, he decided to iris the camera aperture slightly.

  • During the photography session, she taught him how to iris the device for better exposure.

Compounds

1 6.5

A garden iris with soft hairs on its lower petals

iris scanning
  • Specialized
1 6.0

A way to check who someone is by looking at the coloured part of their eye

beardless iris
  • Specialized
8.4

An iris plant with no hairs on the lower drooping parts of the flower

bulbous iris
  • Specialized
7.1

A flowering plant that grows from a bulb and makes bright flowers in spring

A flowering plant with pale purple flowers from Dalmatia

6.3

A low-growing iris plant with small, colorful flowers

A spring flower with blue or purple petals people grow in gardens and use in bouquets

A plant that grows from a bulb with large delicate flowers in many colors except yellow

Apatura iris
  • Specialized
9.9

A large European butterfly with males that have shiny purple wings

A plant from southern Europe with large white flowers, lavender tips, and a fragrant underground stem

genus Iris
  • Specialized
7.2

A group of flowering plants that grow from bulbs or underground stems, like common garden flowers with showy blooms

A large garden flower with tall stems and colorful petals

gladdon iris
  • Archaic
9.9

A plant with purple flowers and smelly leaves that grows by the Mediterranean

Iris filifolia
  • Specialized
9.8

A small bulb plant with red-violet flowers that grows in Spain

Iris florentina
  • Specialized
8.9

A large white garden flower with a sweet-smelling underground root used in perfume

Iris foetidissima
  • Specialized
9.9

A plant with purple flowers and leaves that smell bad when crushed

Iris germanica
  • Specialized
7.0

A large iris with showy purple or white flowers grown in gardens

9.9

A garden iris with large white flowers slightly purple at the edges and a sweet-smelling root used for perfume

Iris kaempferi
  • Specialized
8.7

A garden plant from Japan with large, showy flowers

Iris kochii
  • Specialized
9.9

A small iris from northern Italy with deep blue-purple flowers

Iris pallida
  • Specialized
8.2

A European iris with soft pale blue flowers and a pleasant scent

Iris cristata
  • Specialized
9.1

A low-growing iris with crested petals

iris diaphragm
  • Specialized
7.6

A part with thin overlapping plates that controls how much light passes through a lens

iris family
  • Specialized
6.0

A group of flowering plants like irises and crocuses that grow from bulbs or underground stems

Iris persica
  • Specialized
9.9

A flowering plant that grows from a bulb with pale lilac flowers often grown in gardens

Iris pseudacorus
  • Specialized
8.5

A plant with bright yellow flowers that grows near water

Iris tingitana
  • Specialized
9.9

A bulb plant from North Africa with bright blue flowers grown in gardens

Iris verna
  • Specialized
9.9

A low-growing iris with bright blue to lilac flowers that blooms in spring

Iris versicolor
  • Specialized
8.3

A common iris with blue-violet flowers that grows in eastern North America

Iris virginica
  • Specialized
9.3

A plant with blue or violet flowers that grows in wet places in the eastern United States

Iris xiphioides
  • Specialized
9.9

A garden flower that grows from a bulb with large delicate flowers usually blue or violet

Iris xiphium
  • Specialized
9.9

A plant that grows from a bulb with purple flowers native to the western Mediterranean

A tall plant with large colorful flowers, usually purple or white, that grows near water

A flowering bulb from western Asia with pale lilac spring flowers

7.6

A plant from the western Mediterranean with purple flowers that grows from a bulb

9.9

A plant with purple flowers and very smelly leaves that grows every year

9.7

A low plant with bright blue-lilac flowers that blooms in spring

xiphium iris
  • Specialized
9.9

A plant that grows from a bulb and has violet purple flowers

A plant with bright yellow flowers that grows near ponds and rivers

How Open

to widen
85 2.5
to iris
  • Jargon
8.6
to open
1.0
to shut
1.0

Surface Forms

iris infinitive
irised past
irised past participle
irising present participle
irises third person singular

Etymology

Iris as a verb in film comes from the camera part iris, so to iris a shot is to change the lens opening to control 'light' or create a visual effect.