irr
irr — abbreviation
1. a written abbreviation for 'irredeemable', used in financial listings and docume
a written abbreviation for 'irredeemable', used in financial listings and documents to describe bonds, stocks, or securities that the issuer does not have to pay back at a fixed future date and that pay interest forever, unless the issuer chooses to buy them back.
The list included several 4.5% irr. bonds issued by the railway company.
abbreviation used in financial listings after a percentage rate
Aiko checked the terms of the irr. preference shares before adding them to her portfolio.
collocation: irr. preference shares / irr. bonds
Unlike redeemable stock, irr. stock does not carry a maturity date.
The fund manager warned that irr. securities carry higher interest-rate risk.
- perpetual
similar in meaning but used more broadly; 'perpetual bond' is a common synonym in finance
- non-callable
overlapping but not identical; non-callable means the issuer cannot redeem early, while irr. means the bond has no fixed redemption date at all
- redeemable
describes a bond or security that must be repaid by a specific date
- callable
describes a bond the issuer can choose to redeem before maturity
文法句型
irr. + noun (in financial listings)
用法筆記
Always written with a period (irr.) in financial documents. The full form 'irredeemable' is more common in formal legal contracts; the abbreviation appears mainly in stock listings, bond tables, and fund fact sheets.
常見錯誤
2. a written abbreviation for 'irregular', used in schedules, timetables, and recor
a written abbreviation for 'irregular', used in schedules, timetables, and records to indicate that something does not happen at fixed, predictable times or does not follow the usual pattern.
The ferry runs an irr. service during the winter months, depending on the weather.
irr. describing a service schedule
The patient's irr. pulse was noted on the hospital chart by the night-shift nurse.
The journal appeared at irr. intervals, sometimes twice a year and sometimes not at all.
Dr. Okafor marked the shipment as irr. because the delivery dates kept changing.
The library recorded irr. borrowing patterns for the collection of rare manuscripts.
文法句型
irr. + noun (describing frequency or pattern)
用法筆記
Written with a period (irr.) in notes and records. In running text, the full word 'irregular' is preferred. This abbreviation appears most often on forms, charts, timetables, and medical records where space is limited.