Definition of spindle cell in US English:

spindle cell


  • 1A narrow, elongated cell indicating the presence of a type of sarcoma.

    • ‘A distinct feature found within the spindle cell areas is the presence of epithelioid neoplastic cells with vacuolization.’
    • ‘The differential diagnosis of a spindle cell ameloblastic neoplasm would include true sarcoma and the very rare variants of odontogenic sarcoma.’
    • ‘Histologically, the tumor was composed of a squamous cell carcinoma and a spindle cell sarcomatous component.’
    • ‘One patient who had undergone a nondiagnostic CT fluoroscopy-guided TBNA proved to have a metastatic spindle cell sarcoma at surgery.’
    • ‘In other areas, the epithelial elements appeared as epithelioid whorls admixed within the spindle cell neoplasm, reminiscent of biphasic synovial sarcoma.’
    1. 1.1Zoology A narrow, elongated cell present in the blood of most nonmammalian vertebrates, functioning as a platelet.
      • ‘The morphology of relatively long, beaded AFB, often with bent or folded ends, is demonstrable even when bacilli are present in spindle cells.’
      • ‘A minor component of spindle cells was also present.’
      • ‘Collagen IV was present among the spindle cells, but it did not stain the core of the rosettes.’