Definition of spiculation in US English:

spiculation

noun

  • See spicule

    • ‘Typical findings include spiculation of the mucosa, spasm, abscess, or evidence of frank perforation.’
    • ‘Calcifications, size, location, edges, and spiculations were documented for each nodule.’
    • ‘The shape was roughly ovoid, but the borders reveal areas of spiculation with extension to the pleural margin.’
    • ‘Architectural distortion, spiculation, and microcalcifications are rare (with the exception of ovarian carcinoma).’
    • ‘Lobulation, spiculation, and satellite lesions all suggest an increased likelihood of malignancy.’