How Do You Spell OBLIQUE ILLUMINATION?

Pronunciation: [əblˈiːk ɪlˌuːmɪnˈe͡ɪʃən] (IPA)

The spelling of the word "oblique illumination" can be explained through its phonetic transcription in IPA. The initial sound "ɑb" corresponds with the short "a" vowel sound as in "cat." The "ə" symbol represents the schwa sound and is followed by the "li" sound which is pronounced like "lee." The "kw" combination creates the "kw" sound as in "queen." The word ends with the "eɪʃən" sound, which corresponds with the "sh" sound and the "-tion" suffix.

OBLIQUE ILLUMINATION Meaning and Definition

1. Oblique illumination is a technique used in microscopy to enhance contrast and reveal the topographic features of a sample. It involves the illumination of a sample at an angle different from the traditional method of direct illumination from below.

   In oblique illumination, light is directed onto the sample at an angle, typically between 10 to 20 degrees. This angled illumination causes shadows to form on the surface of the specimen, accentuating the contours, edges, and surface irregularities that may otherwise go unnoticed under direct illumination. By creating a stark contrast between light and dark regions, oblique illumination brings out the surface details of the specimen, enhancing its visibility, and providing a three-dimensional appearance.

   This technique is particularly useful for viewing transparent or translucent specimens such as cells, tissues, crystals, and bacteria, which may lack intrinsic contrast. By altering the angle of illumination, researchers can manipulate the shadowing effect to reveal fine structural details that may be critical for their studies. Oblique illumination is commonly used in various branches of science, including biology, geology, and material sciences.

   Overall, oblique illumination is a powerful microscopy technique that enhances contrast and provides valuable information about the surface features of specimens. It offers a unique perspective that complements other illumination methods, contributing to a better understanding of the structure and composition of microscopic samples.

Common Misspellings for OBLIQUE ILLUMINATION

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Etymology of OBLIQUE ILLUMINATION

The word "oblique" comes from the Middle French word "oblique", which means "slanting" or "sideways". It originated from the Latin word "obliquus", which has a similar meaning. The term "illumination" derives from the Latin word "illuminationem", which means "lighting up" or "making bright".

Therefore, "oblique illumination" combines the word "oblique" to describe the angle or direction of the light source and "illumination" to refer to the act of providing light or brightness. In various scientific fields, such as microscopy or photography, the term "oblique illumination" is commonly used to describe a lighting technique where the light source is positioned at an angle to create shadows and highlight specific features or details.

Plural form of OBLIQUE ILLUMINATION is OBLIQUE ILLUMINATIONS