sundial

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noun sun·di·al \-ˌdī(-ə)l\

Definition of sundial

  1. :  an instrument to show the time of day by the shadow of a gnomon on a usually horizontal plate or on a cylindrical surface

1599

First Known Use of sundial

1599


SUNDIAL Defined for English Language Learners

sundial

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noun sun·di·al \-ˌdī(-ə)l\

Definition of sundial for English Language Learners

  • : a device that is used to show the time of day by the position of the sun and that consists of a plate with markings like a clock and an object with a straight edge that casts a shadow onto the plate


SUNDIAL Defined for Kids

sundial

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noun sun·di·al \ˈsən-ˌdī-əl\

Definition of sundial for Students

  1. :  a device that shows the time of day by the position of the shadow cast onto a marked plate by an object with a straight edge


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