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Basic Bookkeeping Terminology

Understanding key bookkeeping terms is essential for effective financial management. This guide covers the fundamental concepts you'll encounter.

Core Accounting Concepts​

Assets​

Resources owned by the business that have economic value.

Examples:

  • Cash and bank accounts
  • Accounts receivable (money owed to you)
  • Inventory
  • Equipment and property
  • Investments

Liabilities​

Obligations or debts the business owes to others.

Examples:

  • Accounts payable (money you owe suppliers)
  • Loans and mortgages
  • Credit card balances
  • Accrued expenses
  • Deferred revenue

Equity​

The owner's stake in the business (Assets - Liabilities).

Components:

  • Owner's capital/contributions
  • Retained earnings
  • Distributions/draws

The Accounting Equation​

The fundamental principle of bookkeeping:

Assets = Liabilities + Equity

This equation must always balance in your books.

Income Statement Accounts​

Revenue (Income)​

Money earned from business activities.

Types:

  • Sales revenue
  • Service income
  • Interest income
  • Other income

Expenses​

Costs incurred to operate the business.

Categories:

  • Cost of goods sold (COGS)
  • Operating expenses
  • Administrative expenses
  • Interest expense

Net Income (Profit)​

The bottom line: Revenue - Expenses

Key Bookkeeping Terms​

Debit and Credit​

The two sides of every transaction.

  • Debit (Dr): Left side of an account
  • Credit (Cr): Right side of an account
Important

Debits and credits don't mean "increase" or "decrease" universally. Their effect depends on the account type:

Account TypeDebitCredit
AssetsIncreaseDecrease
LiabilitiesDecreaseIncrease
EquityDecreaseIncrease
RevenueDecreaseIncrease
ExpensesIncreaseDecrease

Chart of Accounts​

A complete listing of all accounts used in your bookkeeping system, organized by category.

General Ledger​

The complete record of all financial transactions, organized by account.

Journal Entry​

A recorded transaction showing debits and credits.

Trial Balance​

A report showing all account balances to verify debits equal credits.

Transaction Cycle Terms​

Posting​

Transferring journal entries to the general ledger.

Reconciliation​

Comparing and matching two sets of records (e.g., bank statements to your books).

Adjusting Entries​

End-of-period entries to record accruals, deferrals, and corrections.

Closing Entries​

Year-end entries to transfer temporary account balances to permanent accounts.

Financial Periods​

Fiscal Year​

A 12-month period used for financial reporting (may or may not match the calendar year).

Accounting Period​

Any defined time period for financial reporting (monthly, quarterly, annually).

Reporting Period​

The specific timeframe covered by a financial report.

Common Abbreviations​

AbbreviationMeaning
A/RAccounts Receivable
A/PAccounts Payable
COGSCost of Goods Sold
P&LProfit and Loss (Income Statement)
B/SBalance Sheet
GLGeneral Ledger
JEJournal Entry
YTDYear-to-Date
QTDQuarter-to-Date

Practice Exercise​

Test your understanding:

Scenario: You purchase $500 of office supplies on credit.

Question: How would you record this transaction?

Click to see the answer

Answer:

  • Debit: Office Supplies (Asset) $500
  • Credit: Accounts Payable (Liability) $500

This increases both assets (supplies) and liabilities (amount owed).

Next Steps​

With these fundamental terms under your belt, you're ready to learn about accounting methods and how they affect your bookkeeping.