EyeOnKey terms A–Z
Quick definitions in plain English. Meanings and rules can vary by country and provider.
- AER / APY
- The yearly savings rate including compounding, which makes accounts easy to compare.
- Compound interest
- Interest earned on your original savings plus the interest already added.
- Deposit protection
- Government-backed schemes that cover savings up to a limit if a bank fails. Limits vary by country.
- Easy-access account
- Savings you can withdraw at any time, usually with a lower rate.
- Emergency fund
- Money set aside for unexpected costs, typically 3 to 6 months of essential spending.
- Fixed-term (term deposit, CD)
- Money locked away for a set period in exchange for a set rate.
- Gross rate
- The interest rate before any tax is taken off.
- Inflation
- The rate prices rise over time, which reduces what your savings can buy.
- Interest
- Money a bank pays you for keeping funds with them.
- Introductory bonus
- Extra interest for a limited time that then drops away.
- Notice account
- Savings where you give notice, for example 30 or 90 days, before withdrawing.
- Personal savings allowance
- The amount of interest you can earn tax-free in some countries.
- Real return
- Your interest rate after taking inflation into account.
- Tax-free savings account
- Accounts such as an ISA or similar where interest is not taxed. Rules differ by country.
- Variable rate
- A savings rate that the provider can change.
- Withdrawal penalty
- A charge or lost interest for taking money out early.
Core rate and interest concepts
Interest is the payment a financial institution makes to you for holding funds on deposit. Rates are often quoted as annual percentages but can be expressed in different ways; check whether a rate is nominal or shows the effect of compounding. Compounding means interest is added to the balance periodically so future interest is calculated on a larger amount, which can increase effective returns over time compared with simple interest.
Effective annual rate terms describe the return you would get over one year after accounting for compounding frequency. When comparing offers, look for whether interest is paid daily, monthly, quarterly, or annually and whether promotional or introductory rates revert to another rate later. Also check how interest is calculated (for example, on the daily balance or on monthly averages) because that impacts expected earnings.
Account types and access features
Savings products vary by how easily you can access your money and by contract length. Easy-access accounts permit withdrawals without advance notice and tend to offer lower rates than accounts that require notice or have fixed terms. Notice accounts ask for advance notice before withdrawals, striking a balance between access and yield, while fixed-term deposits or bonds lock funds for a set period in exchange for a stated rate, often with penalties for early withdrawal.
Some accounts are purpose-built, such as ones intended for short-term saving goals, long-term deposits, or accounts with tiered interest rates that increase with higher balances. Promotional rates and bonus interest can be offered for a limited time or for meeting conditions like regular deposits; read the terms so you understand when a rate changes and whether caps, minimum balances, or eligibility rules apply.
Safety, fees, and how to compare
Deposit protection and tax treatment are handled differently across jurisdictions. Many places provide some form of official protection for deposits and specific tax rules for interest earned, but the coverage, limits, and conditions can vary. Check local regulations and the financial institution’s disclosures to understand protections and any steps required to qualify, such as account type or holding structure.
When comparing savings options, weigh headline rates alongside fees, access terms, compounding, introductory conditions, and how interest is taxed locally. Use calculators or scenario models to project net returns under different assumptions, and consider how a product fits your liquidity needs and goals. Documented terms and periodic statements are useful references when monitoring whether an account continues to meet your needs.