Glossary

Personal Finance Glossary

Plain-language definitions of budgeting, debt, saving, and investing terms used across Budget Planner HQ tools and guides.

Plain-language definitions of money terms used in our tools and guides.

debt

APR: Annual Percentage Rate, the yearly interest rate charged on borrowed money or earned on an investment, including fees.
Debt-to-Income Ratio: The percentage of your gross monthly income that goes toward paying debts. Lenders use this to assess borrowing risk.
Credit Score: A number lenders use to assess how likely you are to repay debt. Ranges and scoring models vary by country.
Principal: The original amount of money borrowed or invested, before any interest is added.
Amortization: The process of paying off a debt over time through regular fixed payments that cover principal and interest.

Asset: Something you own that has value, cash, investments, property, or other items that can be converted to money.
Liability: Something you owe, debts, loans, mortgages, credit card balances. The opposite of an asset.
Net Worth: The difference between what you own (assets) and what you owe (liabilities). A key measure of financial health.

Budget: A plan for how you will spend and save your money over a specific period, typically monthly.
Fixed Expenses: Regular costs that stay the same each month, rent, mortgage, insurance premiums, loan payments.
Variable Expenses: Costs that change from month to month, groceries, entertainment, dining out, transportation.
Net Cash Flow: The difference between your income and expenses over a period. Positive means you're earning more than spending.

Compound Interest: Interest calculated on both the initial principal and all previously accumulated interest. The "interest on interest" effect.
Emergency Fund: Cash savings set aside to cover unexpected expenses or financial emergencies, typically 3-6 months of essential expenses.
Liquidity: How quickly an asset can be converted to cash without significant loss of value. Cash is most liquid; real estate is least.
Pay Yourself First: A strategy where you save or invest a portion of your income before spending on anything else.
Savings Rate: The percentage of your income that you save. Financial experts recommend at least 20% of take-home pay.
Emergency Coverage: How many months of essential expenses your emergency fund can cover. Target: 3-6 months.

ETF: Exchange-Traded Fund, a type of investment fund that trades on stock exchanges, similar to stocks but diversified like mutual funds.
Index Fund: A mutual fund or ETF designed to track a broad market index, providing diversified exposure at low cost.
ROI: Return on Investment, a measure of investment profitability calculated as (gain - cost) / cost × 100%.
Diversification: Spreading investments across different asset classes to reduce risk. "Don't put all your eggs in one basket."
Regular Investing: Investing a fixed amount at regular intervals regardless of market price, reducing the impact of volatility.
Expense Ratio: The annual fee charged by a mutual fund or ETF, expressed as a percentage of assets. Lower is better.

Gross Income: Your total income before any deductions like taxes, insurance, or retirement contributions are taken out.

Opportunity Cost: The value of the next best alternative you give up when making a financial decision.
Inflation: The rate at which prices increase over time, reducing the purchasing power of money.

Tax Bracket: A range of income taxed at a specific rate. Most countries use a progressive system where higher income is taxed at higher rates.

Workplace Pension: An employer-sponsored retirement plan that lets you contribute pre-tax income, often with employer matching.
Tax-Free Retirement Account: A retirement account funded with after-tax money. Qualified withdrawals in retirement are tax-free. Local names vary (Roth IRA in the US is one example).