proventriculus /prō-ven-trikˈū-ləs/ (zoology)

1. In birds, the anterior thin-walled part of the stomach, containing the gastric glands
2. In insects and crustaceans, the muscular thick-walled chamber of the gut

• fixation
• fixations
• fixative
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• fixed
• fixed air
• fixed assets
• fixed capital
• fixed charges
• fixed costs
• fixed idea
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• fixed income
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• fixed-interest
• fixed light
• fixedly
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• fixed odds
• fixed oils
• fixed-penalty
• fixed-price