1. The closure, more or less complete, of a vessel in the body by a clot due to some morbid process.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• thrombisis,
• thrombous,
• thrombectimy,
• thrombolusis,
• thromboloysis,
• thrombolyis,
• thrombolisis,
• thrombos,
• rhrombosis,
• fhrombosis,
• ghrombosis,
• yhrombosis,
• 6hrombosis,
• thrombosos,
• thrombosies,
• throbosis,
• thrombois,
• thrombosiss,
• thromboendarterectomy,
• thrombotic

• thrombin,
• thrombokinase,
• thrombocyte,
• thrombectomy,
• thrombopenia,
• thrombolysis,
• thermobia,
• thrombose,
• thrombolytic,
• thrombus,
• thrombosed,
• trombonist.

The adjective form of the word "thrombosis" is "thrombotic".

The plural of the "thrombosis" can be the "thromboses".

The singular of the "thrombosis" can be the "thrombosis".